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All Patents in class 451/124
Patents 1 - 15 of 28
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NumberDatePatenteeTitleType
104,584Jun. 21, 1870C. HardyImprovement in grinding ledger and fly-blades, planer-knives, etc.cutter grinding
120,700Nov. 07, 1871N.H. BoltonImprovement in machines for sharpening sawswoodworking machine sharpening mechanisms
439,418Oct. 28, 1890A.H. MortonGrinding Machinegrinding machines
453,297Jun. 02, 1891G.W. WatrousGrinding Machinesurface grinders
626,451Jun. 06, 1899M.D. Pratt, C.A. AldenSaw Grinding Machinesaw sharpening machines
654,314Jul. 24, 1900A.B. LandisGrinding-machinegrinders
1,209,594Dec. 19, 1916A.H. KlingAxle Truing Deviceaxle cutters and threaders
1,496,522Jun. 03, 1924J. CanningAbrading and polishing machine
1,915,323Jun. 27, 1933F.L. LaneMounting for direct motor drive sander drumssanding machines
1,922,246Aug. 15, 1933A.M. JohnsonMachine toolhoning machines
1,965,235Jul. 03, 1934F.S. HaasGrinding Machinegrinding machines
2,106,217Jan. 25, 1938A.M. JohnsonMachine tool
2,652,664Sep. 22, 1953F.C. Savage, J.A. AllanOperator-controlled Grinding Machine With Optical Comparatorprofile and contour grinders
2,785,591Mar. 19, 1957V.H. HildebrantSaw grinding machinewoodworking machine sharpening mechanisms
2,791,871May 14, 1957A.M. JohnsonHoning machinehoning machines
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